crypto: Kconfig - warn about performance overhead of CRYPTO_STATS

Make the help text for CRYPTO_STATS explicitly mention that it reduces
the performance of the crypto API.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Eric Biggers 2023-05-20 10:31:05 -07:00 committed by Herbert Xu
parent b04b076fb5
commit 66dd59b7aa

View file

@ -1393,6 +1393,9 @@ config CRYPTO_STATS
help
Enable the gathering of crypto stats.
Enabling this option reduces the performance of the crypto API. It
should only be enabled when there is actually a use case for it.
This collects data sizes, numbers of requests, and numbers
of errors processed by:
- AEAD ciphers (encrypt, decrypt)